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TST to OSN: distance & flight time
Trang (Trang Airport) → Osan (Osan Air Base)
2,671 mi
4,299 km · 2,321 nm
5h 42m
estimated nonstop flight time
+2h
time difference · heading northeast
See live TST→OSN fares Phone-only fares on this route — call free
Flight time details
2,671 miles nonstop takes roughly 5h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- TST — Trang Airport · Trang, Thailand
- OSN — Osan Air Base · Osan, South Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near TST
- KBV · Krabi Airport59 mi away
- HDY · Hat Yai International Airport66 mi away
- SGZ · Songkhla Airport71 mi away
- NST · Nakhon Si Thammarat Airport75 mi away
Near OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Frequently asked questions
How far is TST from OSN?
The flight distance from Trang (TST) to Osan (OSN) is 2,671 miles (4,299 km, 2,321 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TST to OSN?
A nonstop flight takes about 5h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Trang and Osan?
Osan is 2 hours ahead of Trang.
What is the cheapest way to fly from TST to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TST–OSN that never appear on search engines, with no booking fees.